Question

In: Physics

The loop in the figure has an induced current as shown. The loophas a resistance...


The loop in the figure has an induced current as shown. The loop has a resistance of 0.30 Ω .(Figure 1)


The figure shows a square loop with two horizontal and two vertical sides. The loop has side of 8.0 centimeters. The current of 150 milliamperes flows through the loop counterclockwise. Magnetic field inside the loop is directed into the page.

— 150 mA x x х x x x x x x 8.0 cm x x x x x x x x x x 8.0 cm

Part A

Is the magnetic field strength increasing or decreasing?

Is the magnetic field strength increasing or decreasing?


Part B

What is the rate of change of the field, ΔB/Δt?

Express your answer in tesla per second.


Solutions

Expert Solution


Related Solutions

The resistance of the loop in the figure is 0.30 Ω.
The resistance of the loop in the figure is 0.30 Ω. a) Is the magnetic field strength increasing or decreasing? b) At what rate (T/s)?
Voltage, Current, Resistance The rod shown below is made of two materials. The figure is not...
Voltage, Current, Resistance The rod shown below is made of two materials. The figure is not drawn to scale. Each conductor has a square cross section 10.00 mm on a side. The first material has a resistivity of 4.00×10-8Ω∙m and is 50.0 cm long, while the second material has a resistivity of 6.00×10-8 Ω · m and is 80.0 cm long. If a potential difference of 100V is applied between the front and the back faces, determine the following physical...
What is the equivalent resistance for the circuit shown in the figure? (Figure 1) For the...
What is the equivalent resistance for the circuit shown in the figure? (Figure 1) For the circuit shown in the figure, find the current through resistor R1=6.0?(left). (Figure 1) For the circuit shown in the figure, find the potential difference across resistor R1=6.0?(left). For the circuit shown in the figure, find the current through resistor R2=15?. For the circuit shown in the figure, find the potential difference across resistor R2=15?. For the circuit shown in the figure, find the current...
When a magnet is plunged into a coil at speed v, as shown in the figure, a voltage is induced in the coil and a current flows in the circuit.(Figure 1)
When a magnet is plunged into a coil at speed v, as shown in the figure, a voltage is induced in the coil and a current flows in the circuit. (Figure 1) Part A If the speed of the magnet is doubled, the induced voltage is ________. a.) twice as great b.) four times as great c.) half as great d.) unchanged  
When a magnet is plunged into a coil at speed v, as shown in the figure, a voltage is induced in the coil and a current flows in the circuit.(Figure 1)
When a magnet is plunged into a coil at speed v, as shown in the figure, a voltage is induced in the coil and a current flows in the circuit. (Figure 1) Part A If the speed of the magnet is doubled, the induced voltage is ________. a.) twice as great b.) four times as great c.) half as great d.) unchanged  
For each situation below determine the direction of the induced current in the loop (if there...
For each situation below determine the direction of the induced current in the loop (if there is one). (a) A square loop is moving at a constant velocity to the right through a uniform magnetic fieldthat is directed into the page and which extends out of the picture to the left and right. In which direction is the induced current in the loop? [ ] clockwise [ ] counter-clockwise [ ] there is no induced current Justify your answer (with...
What is the direction of the induced current in the wire shown in the picture?
What is the direction of the induced current in the wire shown in the picture?A. clockwiseB. counterclockwise  
The right half of the square loop of wire shown in Figure P24.37
The right half of the square loop of wire shown in Figure P24.37  is in a 0.85 T magnetic field directed into the page. The current in the loop is  1.3 A in a clockwise direction. What is the magnitude of the force on the loop, and in which direction does it act?
The right half of the square loop of wire shown in (Figure 1) is in a...
The right half of the square loop of wire shown in (Figure 1) is in a 0.25 T magnetic field directed into the page. The current in the loop is 1.5 A in a clockwise direction. Part A What is the magnitude of the force on the loop? Express your answer with the appropriate units. Part B In which direction does this force act? to the left downward to the right upward
In Figure 20.15, a rectangular current loop is carrying current I1 = 7.0 A, in the...
In Figure 20.15, a rectangular current loop is carrying current I1 = 7.0 A, in the direction indicated near a long wire carrying a current Iw. The long wire is parallel to the sides of the rectangle. The rectangle loop has length 0.80 m and its sides are 0.10 m and 0.70 m from the wire. If the net force on the loop is to have magnitude 1.7x10^-6 and is to be directed towards the wire, what must be the...
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT